Finding the Fourth Proportional to 5,741,794.96, 7,923,672.72 and 3,163,475.74
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Solution
The fourth proportional to 5,741,794.96, 7,923,672.72 and 3,163,475.74 is: 4,365,594.14
Step by Step Solution
- Step 1: Write the proportion equation
5,741,794.96 : 7,923,672.72 = 3,163,475.74 : x - Step 2: Convert to fraction form
5,741,794.96/7,923,672.72 = 3,163,475.74/x - Step 3: Cross multiply
5,741,794.96x = 7,923,672.72 × 3,163,475.74 - Step 4: Simplify right side
5,741,794.96x = 25,066,346,421,419.81 - Step 5: Solve for x
x = 25,066,346,421,419.81/5,741,794.96 - Step 6: Final answer
x = 4,365,594.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.